This Braille Slate allows the user to write 13 lines of braille (each 36 cells long) without moving the paper. It's perfect for use with standard 5.5" x 8.5" size notepaper. Pins down. Thumb notches for easy opening and closing. Made of lightweight, durable aluminum. Measures 6.5" x 11.25". Hinged on the 6.5" side. Easily portable in a briefcase, computer bag, or backpack. Includes free stylus.